Subtract 30/60 from 45/8
1st number: 5 5/8, 2nd number: 30/60
45/8 - 30/60 is 41/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
45/8 = 45 × 15/8 × 15 = 675/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
30/60 = 30 × 2/60 × 2 = 60/120 - Subtract the two like fractions:
675/120 - 60/120 = 675 - 60/120 = 615/120 - After reducing the fraction, the answer is 41/8
- In mixed form: 51/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8-30/60 45/16-30/60 45/8-90/60 45/24-30/60 45/40-30/60 45/56-30/60